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Plaster Primer

Plascon Plaster Primer acts as a barrier between new alkaline plaster and subsequent topcoats. It may also be used as a binding agent for soft and powdery plaster, and as a sealer on exceptionally porous surfaces.

Plaster Primer
Appearance: Matt
Application: Interior and Exterior
Spread Rate: 8 m2/ℓ
Packaging: 1ℓ, 5ℓ and 20ℓ
Colours: White

    • Apply to alkaline substrates, such as interior and exterior cement plaster and concrete and fibre-cement, to protect subsequent coats (of alkyd paints, for example) against saponification.
    • Can also be used as a binding and sealing coat on soft and brittle cement plaster, porous paperface board, brickwork, softboard and gypsum plaster.
    • Alkali-resistant.
    • Promotes adhesion.
Not sure how much paint you'll need? Our Paint Calculator will help you to eliminate the guesswork.
Please provide all measurements in metres.

Plaster Primer

Wall 1 Width (in meters) Wall 1 Height (in meters)
Wall 2 Width (in meters) Wall 2 Height (in meters)
Wall 3 Width (in meters) Wall 3 Height (in meters)
Wall 4 Width (in meters) Wall 4 Height (in meters)
Door 1 Width (in meters) Door 1 Height (in meters)
Door 2 Width (in meters) Door 2 Height (in meters)
Window 1 Width (in meters) Window 1 Height (in meters)
Window 2 Width (in meters) Window 2 Height (in meters)
Total Area:
Substrate factors
Normal Rough uneven surface Light colour overcoating a dark colour